不慎大量食入萊克多巴胺是個不精確的描述
何謂大量?
被檢出含萊克多巴胺2.9ppb
美國的標準是0.03ppm
就是3ppb的意思
而在美國的每人每日每公斤體重的限量是1.25微克,意思是如果豬肉內的殘留剛好符合殘留標準,一個60公斤的人體重一天要吃15公斤的豬肉才到達每人每日每公斤體重的限量
所以這個牛肉在美國是沒有超過他們國家的殘留量.................在美國合法
但是臺灣目前的規定是零殘留(不得檢出)..........................在臺灣不合法
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(a) Acceptable Daily Intake (ADI). The ADI for total residues of ractopamine hydrochloride is 1.25 micrograms per kilogram of body weight per day.
(b) Tolerances—
(1) Cattle— (i)The tolerance for ractopamine hydrochloride (the marker residue) is 0.09 parts per million (ppm).
(ii) Muscle. The tolerance for ractopamine hydrochloride (the marker residue) is 0.03 ppm.
(2) Swine— (i) Liver (the target tissue). The tolerance for ractopamine hydrochloride (the marker residue) is 0.15 ppm.
(ii) Muscle. The tolerance for ractopamine hydrochloride (the marker residue) is 0.05 ppm.
(3) Turkeys— (i) Liver (the target tissue). The tolerance for ractopamine (the marker residue) is 0.45 ppm.
(ii) Muscle. The tolerance for ractopamine (the marker residue) is 0.1 ppm.
Code of Federal Regulations
[68 FR 54659, Sept. 18, 2003, as amended at 73 FR 72715, Dec. 1, 2008]